数学的本质在于它的自由。
The essence of mathematics lies in its freedom.
诗歌这种东西，是天地的核心，是君子的内涵。
Life is far too important a thing ever to talk seriously about.
Sustainable fishing practices are not an option, but a necessity if we want to preserve marine biodiversity.
决定我价值的人是我自己。
The pharmaceutical industry must balance rapid innovation with rigorous safety standards.